JPH0354997B2 - - Google Patents
Info
- Publication number
- JPH0354997B2 JPH0354997B2 JP60080793A JP8079385A JPH0354997B2 JP H0354997 B2 JPH0354997 B2 JP H0354997B2 JP 60080793 A JP60080793 A JP 60080793A JP 8079385 A JP8079385 A JP 8079385A JP H0354997 B2 JPH0354997 B2 JP H0354997B2
- Authority
- JP
- Japan
- Prior art keywords
- components
- pitch
- solvent
- coal tar
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000000034 method Methods 0.000 claims description 62
- 239000002904 solvent Substances 0.000 claims description 41
- 239000011280 coal tar Substances 0.000 claims description 38
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 22
- 239000008096 xylene Substances 0.000 claims description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 21
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 21
- 239000004917 carbon fiber Substances 0.000 claims description 21
- 229910052799 carbon Inorganic materials 0.000 claims description 20
- 238000001914 filtration Methods 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 12
- -1 monocyclic aromatic hydrocarbon Chemical class 0.000 claims description 10
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 9
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- 238000005119 centrifugation Methods 0.000 claims description 7
- 238000004821 distillation Methods 0.000 claims description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000007670 refining Methods 0.000 claims 2
- 238000000746 purification Methods 0.000 claims 1
- 239000011295 pitch Substances 0.000 description 43
- 238000009987 spinning Methods 0.000 description 25
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 20
- 230000002950 deficient Effects 0.000 description 15
- 238000007701 flash-distillation Methods 0.000 description 14
- 238000010438 heat treatment Methods 0.000 description 11
- 239000000047 product Substances 0.000 description 11
- 239000007788 liquid Substances 0.000 description 9
- LBUJPTNKIBCYBY-UHFFFAOYSA-N 1,2,3,4-tetrahydroquinoline Chemical compound C1=CC=C2CCCNC2=C1 LBUJPTNKIBCYBY-UHFFFAOYSA-N 0.000 description 8
- 239000011302 mesophase pitch Substances 0.000 description 7
- 238000009835 boiling Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000000835 fiber Substances 0.000 description 4
- 229920002239 polyacrylonitrile Polymers 0.000 description 4
- 150000003248 quinolines Chemical class 0.000 description 4
- 125000003118 aryl group Chemical group 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 238000003763 carbonization Methods 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000000295 fuel oil Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000007380 fibre production Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000000693 micelle Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000011269 tar Substances 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- IDCBOTIENDVCBQ-UHFFFAOYSA-N TEPP Chemical compound CCOP(=O)(OCC)OP(=O)(OCC)OCC IDCBOTIENDVCBQ-UHFFFAOYSA-N 0.000 description 1
- 239000003849 aromatic solvent Substances 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011300 coal pitch Substances 0.000 description 1
- 239000011294 coal tar pitch Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000012719 thermal polymerization Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C1/00—Working-up tar
- C10C1/04—Working-up tar by distillation
- C10C1/08—Winning of aromatic fractions
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C1/00—Working-up tar
- C10C1/18—Working-up tar by extraction with selective solvents
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Working-Up Tar And Pitch (AREA)
- Inorganic Fibers (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60080793A JPS61238885A (ja) | 1985-04-16 | 1985-04-16 | 炭素製品製造用素原料の精製法 |
| EP86105174A EP0198471B1 (en) | 1985-04-16 | 1986-04-15 | Method of purifying the starting material for use in the production of carbon products |
| DE8686105174T DE3667072D1 (en) | 1985-04-16 | 1986-04-15 | Method of purifying the starting material for use in the production of carbon products |
| AU56117/86A AU587244B2 (en) | 1985-04-16 | 1986-04-15 | Method of purifying the starting material for use in the production of carbon products |
| US07/220,908 US4874502A (en) | 1985-04-16 | 1988-07-19 | Method of purifying coal tars for use in the production of carbon products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60080793A JPS61238885A (ja) | 1985-04-16 | 1985-04-16 | 炭素製品製造用素原料の精製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61238885A JPS61238885A (ja) | 1986-10-24 |
| JPH0354997B2 true JPH0354997B2 (enrdf_load_stackoverflow) | 1991-08-21 |
Family
ID=13728332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60080793A Granted JPS61238885A (ja) | 1985-04-16 | 1985-04-16 | 炭素製品製造用素原料の精製法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4874502A (enrdf_load_stackoverflow) |
| EP (1) | EP0198471B1 (enrdf_load_stackoverflow) |
| JP (1) | JPS61238885A (enrdf_load_stackoverflow) |
| AU (1) | AU587244B2 (enrdf_load_stackoverflow) |
| DE (1) | DE3667072D1 (enrdf_load_stackoverflow) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62270685A (ja) * | 1986-05-19 | 1987-11-25 | Maruzen Petrochem Co Ltd | メソフェ−ズピッチの製造法 |
| JPS62277491A (ja) * | 1986-05-26 | 1987-12-02 | Maruzen Petrochem Co Ltd | メソフエ−ズピツチの製法 |
| DE3702720A1 (de) * | 1987-01-30 | 1988-08-11 | Bergwerksverband Gmbh | Pechmaterial aus kohleteerpech, verfahren zu dessen herstellung sowie verwendung des pechmaterials |
| CA1302934C (en) * | 1987-06-18 | 1992-06-09 | Masatoshi Tsuchitani | Process for preparing pitches |
| US5266184A (en) * | 1992-02-07 | 1993-11-30 | Reilly Industries, Inc. | Process for increasing pitch yield from coal tar |
| DE69807371T2 (de) * | 1997-03-06 | 2002-12-19 | Mitsubishi Gas Chemical Co., Inc. | Verfahren zur Reinigung von Flüssigkristallen |
| CN102925186B (zh) * | 2012-11-15 | 2014-04-02 | 四川创越炭材料有限公司 | 一种制备高软化点纺丝沥青的方法 |
| KR101423511B1 (ko) * | 2012-12-27 | 2014-07-30 | 주식회사 포스코 | 타르 또는 핏치의 불순물 정제 방법 및 장치 |
| KR101423512B1 (ko) * | 2012-12-27 | 2014-07-29 | 주식회사 포스코 | 타르 또는 핏치의 불순물 정제 방법 및 장치 |
| WO2017217972A1 (en) * | 2016-06-14 | 2017-12-21 | Stone, Richard | Turbulent mesophase pitch process and products |
| US10508240B2 (en) * | 2017-06-19 | 2019-12-17 | Saudi Arabian Oil Company | Integrated thermal processing for mesophase pitch production, asphaltene removal, and crude oil and residue upgrading |
| KR102428396B1 (ko) * | 2018-05-08 | 2022-08-02 | 오씨아이 주식회사 | 다량의 고형분을 포함하는 콜타르의 처리 방법 |
| WO2020191407A1 (en) * | 2019-03-21 | 2020-09-24 | Carbon Holdings Intellectual Properties, Llc | Supercritical co2 solvated process to convert coal to carbon fibers |
| KR102477035B1 (ko) * | 2019-07-23 | 2022-12-13 | 오씨아이 주식회사 | 석유계 고연화점 피치의 제조방법 |
| CN112779042B (zh) * | 2019-11-06 | 2022-12-13 | 宝武碳业科技股份有限公司 | 一种高品质浸渍沥青生产方法 |
| KR102380530B1 (ko) * | 2019-12-18 | 2022-03-30 | (주)포스코케미칼 | 중질타르로부터 정제피치를 제조하는 방법 |
| CN111518583B (zh) * | 2020-04-20 | 2021-03-05 | 华中科技大学 | 一种固废热解液相产物熔盐梯级处理除杂提质装置 |
| KR102425205B1 (ko) * | 2020-07-22 | 2022-07-25 | 한국화학연구원 | 이차전지 음극재용 피치의 제조방법 및 이로부터 제조된 이차전지 음극재 |
| KR102474281B1 (ko) * | 2020-11-02 | 2022-12-06 | 한국화학연구원 | 메조겐분리 방식을 포함하는 중질유 유래 탄소섬유용 이방성피치의 제조방법 |
| KR102498310B1 (ko) * | 2021-01-18 | 2023-02-10 | 오씨아이 주식회사 | 함침 피치의 제조 방법 |
| KR102529745B1 (ko) * | 2021-04-19 | 2023-05-08 | 재단법인 포항산업과학연구원 | 인조흑연용 피치의 제조 방법 |
| KR102583031B1 (ko) * | 2021-07-01 | 2023-09-27 | 한국화학연구원 | 헤테로상 바인더 피치 제조방법 및 이로부터 제조된 헤테로상 바인더 피치 |
| KR102389550B1 (ko) * | 2021-09-24 | 2022-04-21 | 한국화학연구원 | 2단 용매 추출 방식에 기반하는 중질유 유래 탄소섬유용 이방성피치의 제조방법 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE443995A (enrdf_load_stackoverflow) * | ||||
| JPS5228501A (en) * | 1975-08-29 | 1977-03-03 | Mitsubishi Chem Ind Ltd | Process for preparing acicular pitch coke |
| US4116815A (en) * | 1977-06-21 | 1978-09-26 | Nittetsu Chemical Industrial Co., Ltd. | Process for preparing needle coal pitch coke |
| US4292170A (en) * | 1977-07-28 | 1981-09-29 | The Lummus Company | Removal of quinoline insolubles from coal derived fractions |
| AT358617B (de) * | 1979-01-30 | 1980-09-25 | Voest Alpine Ag | Verfahren und vorrichtung zum abkuehlen von gebranntem material, wie sinter oder pellets |
| GB2095279B (en) * | 1981-03-24 | 1984-06-06 | Sumitomo Metal Ind | Process for refining coal-based heavy oils |
| US4402928A (en) * | 1981-03-27 | 1983-09-06 | Union Carbide Corporation | Carbon fiber production using high pressure treatment of a precursor material |
| AU549085B2 (en) * | 1982-06-24 | 1986-01-16 | Carbochem Inc. | Modifying coal tar |
| US4575412A (en) * | 1984-08-28 | 1986-03-11 | Kawasaki Steel Corporation | Method for producing a precursor pitch for carbon fiber |
| US4578177A (en) * | 1984-08-28 | 1986-03-25 | Kawasaki Steel Corporation | Method for producing a precursor pitch for carbon fiber |
| JPS6187790A (ja) * | 1984-10-05 | 1986-05-06 | Kawasaki Steel Corp | 炭素繊維用プリカ−サ−ピツチの製造方法 |
| JPS62270685A (ja) * | 1986-05-19 | 1987-11-25 | Maruzen Petrochem Co Ltd | メソフェ−ズピッチの製造法 |
-
1985
- 1985-04-16 JP JP60080793A patent/JPS61238885A/ja active Granted
-
1986
- 1986-04-15 EP EP86105174A patent/EP0198471B1/en not_active Expired
- 1986-04-15 AU AU56117/86A patent/AU587244B2/en not_active Ceased
- 1986-04-15 DE DE8686105174T patent/DE3667072D1/de not_active Expired
-
1988
- 1988-07-19 US US07/220,908 patent/US4874502A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0198471B1 (en) | 1989-11-23 |
| JPS61238885A (ja) | 1986-10-24 |
| AU5611786A (en) | 1987-10-22 |
| DE3667072D1 (en) | 1989-12-28 |
| EP0198471A3 (en) | 1987-05-27 |
| US4874502A (en) | 1989-10-17 |
| AU587244B2 (en) | 1989-08-10 |
| EP0198471A2 (en) | 1986-10-22 |